CN207850508U - A kind of goods stock dynamic weighing and vehicle spindle-type detect integrated transducer device - Google Patents
A kind of goods stock dynamic weighing and vehicle spindle-type detect integrated transducer device Download PDFInfo
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- CN207850508U CN207850508U CN201820321046.7U CN201820321046U CN207850508U CN 207850508 U CN207850508 U CN 207850508U CN 201820321046 U CN201820321046 U CN 201820321046U CN 207850508 U CN207850508 U CN 207850508U
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- pedestal
- goods stock
- dynamic weighing
- transducer device
- integrated transducer
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Abstract
The utility model discloses a kind of goods stock dynamic weighings and vehicle spindle-type to detect integrated transducer device comprising shell；Pedestal is fixed in the shell, the pedestal is equipped with spacing board, wherein fixed in spacing board side on the pedestal and be uniformly provided with several mounting brackets, PVDF piezoelectric film sensors are equipped in the spacing board other side above the pedestal；Wherein, sealing ring, ceramic pressure sensor and compression ring are from top to bottom equipped with inside the mounting bracket successively.The sensor device becomes one dynamic weighing function and spindle-type vehicle detection function, by inside a shell structure, PVDF piezoelectric film sensors and ceramic pressure sensor are installed, goods stock dynamic weighing and the detection of vehicle spindle-type can be completed at the same time by realizing a set of equipment；With construction is simple, feature easy for installation, cost is also significantly less than homogeneous system, simplifies the complexity of system；It is easy to utilize.
Description
Technical field
The utility model is related to a kind of truck vehicle detection sensor devices, are specifically related to a kind of goods stock dynamic title
Weight and vehicle spindle-type detect integrated transducer device.
Background technology
Field is administered in intelligent transportation overrun and overload, to improve highway service efficiency, it is necessary to in normal operation
Goods stock carries out not parking detection, to obtain the actual mass and its number of axle tire number and spindle-type vehicle, limit for tonnage quality of the vehicle
Etc. data.
Traditional solution, can be right there are the stress point on protrusion road surface usually using strain gauge pressure sensor, so its
Goods stock normal operation has some impact on；And conventional high rate highway previewing system dynamic weighing and the detection of vehicle spindle-type are distinguished
Using two sets of autonomous devices, have that installation is inconvenient, debugging is complicated, it is of high cost, the shortcomings of inconvenient extensive use.
Ceramics be a kind of generally acknowledged high resiliency, anticorrosive, wear-resistant, shock resistance and vibration material.The thermostabilization of ceramics
Characteristic and its thick-film resistor can make its operating temperature range be up to -40 ~ 135 DEG C, and the high-precision with measurement, height
Stability.Electric insulation degree>2kV, output signal is strong, and long-time stability are good.The ceramic sensor element of high characteristic, low price will be
The developing direction of pressure sensor；Also it is not to which ceramic pressure sensor is applied to goods stock vehicle spindle-type detection field
A kind of trend of the development come.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of goods stock dynamic weighings and vehicle spindle-type to examine
Integrated transducer device is surveyed, efficiently solves and not parking detection process is carried out for the goods stock in normal operation at present
In, inaccurately；And conventional high rate highway previewing system dynamic weighing and the detection of vehicle spindle-type use two sets of autonomous devices, tool respectively
Have and inconvenient, debugging complexity is installed, of high cost, the above-mentioned problem such as inconvenient extensive use.
Technical problem to be solved in the utility model is realized using following technical scheme：
A kind of goods stock dynamic weighing and vehicle spindle-type detect integrated transducer device comprising shell；The shell
It is fixed with pedestal in vivo, the pedestal is equipped with spacing board, wherein fixes and is uniformly provided in spacing board side on the pedestal
Several mounting brackets, the pedestal top are equipped with PVDF piezoelectric film sensors in the spacing board other side；Wherein, the installation branch
Sealing ring, ceramic pressure sensor and compression ring are from top to bottom equipped with inside frame successively.
The utility model further improvement lies in that：The full epoxy resin encapsulated of filling in cavity above the shell interior base
Material, and the PVDF piezoelectric film sensors are positioned by epoxy resin encapsulated.
The utility model further improvement lies in that：The mounting bracket bottom end is fixedly connected with pedestal, and the pedestal corresponds to
In mounting bracket bottom be through-hole.
The utility model further improvement lies in that：Certain distance is equipped between the pedestal and housing bottom.
The utility model further improvement lies in that：Temperature sensor, and the temperature is arranged in the top of described pedestal one end
Sensor is set to the side that spacing board is equipped with mounting bracket.
The utility model further improvement lies in that：The base dimensions be length x width x thickness=2m × 0.04m ×
0.04m。
The utility model further improvement lies in that：It is uniformly fixed on the pedestal to be equipped with 16 equipped with ceramic pressure sensing
The mounting bracket of device, and 0.12m settings are spaced between each mounting bracket.
The utility model advantageous effect：
The sensor device in use, is travelled in goods stock to the sensor device（PVDF piezoelectric membranes pass
Sensor and ceramic pressure sensor）When top, tire is transmitted to the pressure on ground by the epoxy resin encapsulated material of perfusion
Sensor device（PVDF piezoelectric film sensors and ceramic pressure sensor）Surface, sensor device（PVDF piezoelectric membranes pass
Sensor and ceramic pressure sensor）Compression deforms upon, output voltage signal.
Ceramic pressure sensor in the sensor device constitutes sensor linear array, and is filled out using epoxy resin encapsulated material
It fills, degree of protection is higher；And due to being filled using epoxy resin encapsulated material, avoid the stress contact for having protrusion road surface, peace
It is completely equal with express highway pavement later to fill use, to not interfere with goods stock normal operation.
The sensor device becomes one dynamic weighing function and spindle-type vehicle detection function, by a shell
Inside configuration installs PVDF piezoelectric film sensors and ceramic pressure sensor, and goods can be completed at the same time by realizing a set of equipment
Transport vehicle dynamic weighing and the detection of vehicle spindle-type；With construction is simple, feature easy for installation, cost is also significantly less than congeric strains
System, simplifies the complexity of system.
Wherein, ceramic pressure sensor has the advantages that small, corrosion resistance is strong, performance is stable, durable.
Description of the drawings
Fig. 1 is the utility model overlooking structure diagram.
Fig. 2 is the utility model cross-sectional structure schematic diagram.
Wherein：1- shells, 2- pedestals, 21- through-holes, 3- mounting brackets, 4-O type sealing rings, 5- ceramic pressure sensors, 6-
Brass compression ring, 7- epoxy resin encapsulated materials, 8- spacing boards, 9-PVDF piezoelectric film sensors, 10- temperature sensors.
Specific implementation mode
In order to make the technical means, creative features, achievement of purpose, and effectiveness of the utility model be easy to understand, under
Face combines and is specifically illustrating, and the utility model is expanded on further.
As illustrated in fig. 1 and 2, a kind of goods stock dynamic weighing and vehicle spindle-type detect integrated transducer device, packet
Include shell 1；Be fixed with pedestal 2 in the shell 1, the pedestal 2 is equipped with spacing board 8, wherein on the pedestal 2 in
8 side of partition board, which is fixed, is uniformly provided with several mounting brackets 3, and 2 top of the pedestal is thin equipped with PVDF piezoelectricity in 8 other side of spacing board
Film sensors 9；Wherein, O-ring seal 4,5 and of ceramic pressure sensor are from top to bottom equipped with inside the mounting bracket 3 successively
Brass compression ring 6.
Further, the full epoxy resin encapsulated material 7 of filling in the cavity of 1 interior base of the shell, 2 top, and it is described
PVDF piezoelectric film sensors 9 are positioned by 7 embedding of epoxy resin encapsulated material.The sensor device in use, shipping
Vehicle is travelled to the sensor device（PVDF piezoelectric film sensors 9 and ceramic pressure sensor 5）When top, tire is to ground
Pressure sensor device is transmitted to by the epoxy resin encapsulated material 7 of perfusion（PVDF piezoelectric film sensors 9 and ceramics are pressed
Force snesor 5）Surface, sensor device（PVDF piezoelectric film sensors 9 and ceramic pressure sensor 5）Compression deforms upon,
Output voltage signal.Wherein, it is filled using epoxy resin encapsulated material 7, degree of protection is up to IP68；And due to using asphalt mixtures modified by epoxy resin
Fat Embedding Material 7 is filled, and the stress contact for having protrusion road surface is avoided, complete and express highway pavement phase after installing and using
It is flat, to not interfere with goods stock normal operation.
In order to avoid causing ceramic pressure sensor 5 impaired since goods stock overload is overweight；3 bottom end of the mounting bracket
It is fixedly connected with pedestal 2, it is through-hole 21 that the pedestal 2, which corresponds to 3 bottom of mounting bracket,.So as to give ceramic pressure sensor 5
It is reserved with self certain adjustment space.
To further avoid leading to sensor device since goods stock overload is overweight（9 He of PVDF piezoelectric film sensors
Ceramic pressure sensor 5）It is impaired, ensure sensor device（PVDF piezoelectric film sensors 9 and ceramic pressure sensor 5）Make
Use the service life；Certain distance is equipped between 1 bottom of the pedestal 2 and shell；To in mounting bracket 3 by super-heavy load the case where
Under, it is ensured that self certain reserved adjustment space is realized to sensor device（PVDF piezoelectric film sensors 9 and ceramics are pressed
Force snesor 5）Further protection.
To further enhance detection result, accuracy of detection is improved；Temperature sensor is arranged in the top of 2 one end of the pedestal
10, and the temperature sensor 10 is set to the side that spacing board 8 is equipped with mounting bracket 3；Then the temperature that tire can be measured, into one
Step accurately learns the situation of driving vehicle.
Specifically, 2 size of the pedestal is length x width x thickness=2m × 0.04m × 0.04m.
Wherein, uniformly fixed on the pedestal 2 to be equipped with 16 mounting brackets 3 that ceramic pressure sensor 5 is housed and each
0.12m settings are spaced between mounting bracket 3；To constitute sensor linear array.
The sensor device is acquired during for goods stock dynamic weighing and the detection of vehicle spindle-type using data
System, by sensor device（PVDF piezoelectric film sensors 9 and ceramic pressure sensor 5）Output signal amplification, acquisition,
Analysis and matching treatment, you can obtain the actual mass of the vehicle, vehicle spindle-type, missing tire quantity and limit for tonnage quality.
Wherein, ceramic pressure sensor 5 has the advantages that small, corrosion resistance is strong, performance is stable, durable.
PVDF piezoelectric film sensors 9, weighing precision are ± 7%, can meet requirement of the previewing system to weighing precision.
A kind of goods stock dynamic weighing of the utility model offer and vehicle spindle-type detect integrated transducer device, the biography
Sensor arrangement becomes one dynamic weighing function and spindle-type vehicle detection function, by inside a shell structure, pacifying
PVDF piezoelectric film sensors and ceramic pressure sensor are filled, goods stock dynamic title can be completed at the same time by realizing a set of equipment
Weight and the detection of vehicle spindle-type；With construction is simple, feature easy for installation, cost is also significantly less than homogeneous system, simplifies and is
The complexity of system.And due to using epoxy resin encapsulated material to fill in shell, avoid the stress contact for having protrusion road surface, peace
It is completely equal with express highway pavement later to fill use, to not interfere with goods stock normal operation；It is easy to utilize.
The basic principles and main features and advantage of the utility model have been shown and described above.The technical staff of the industry
It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this
The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change
And improvement, these various changes and improvements fall within the scope of the claimed invention.The utility model requires protection scope
It is defined by the appending claims and its equivalent thereof.
Claims (7)
1. a kind of goods stock dynamic weighing and vehicle spindle-type detect integrated transducer device comprising shell；Its feature exists
In：Pedestal is fixed in the shell, the pedestal is equipped with spacing board, wherein solid in spacing board side on the pedestal
Surely several mounting brackets are uniformly provided with, the pedestal top is equipped with PVDF piezoelectric film sensors in the spacing board other side；Wherein,
Sealing ring, ceramic pressure sensor and compression ring are from top to bottom equipped with inside the mounting bracket successively.
2. a kind of goods stock dynamic weighing according to claim 1 and vehicle spindle-type detect integrated transducer device,
It is characterized in that：The full epoxy resin encapsulated material of filling in cavity above the shell interior base, and the PVDF piezoelectricity is thin
Film sensors are positioned by epoxy resin encapsulated.
3. a kind of goods stock dynamic weighing according to claim 1 and vehicle spindle-type detect integrated transducer device,
It is characterized in that：The mounting bracket bottom end is fixedly connected with pedestal, and it is through-hole that the pedestal, which corresponds to mounting bracket bottom,.
4. a kind of goods stock dynamic weighing according to claim 1 and vehicle spindle-type detect integrated transducer device,
It is characterized in that：Certain distance is equipped between the pedestal and housing bottom.
5. a kind of goods stock dynamic weighing according to claim 1 and vehicle spindle-type detect integrated transducer device,
It is characterized in that：Temperature sensor is arranged in the top of described pedestal one end, and the temperature sensor is set to spacing board and is equipped with peace
Fill the side of holder.
6. a kind of goods stock dynamic weighing according to claim 1 and vehicle spindle-type detect integrated transducer device,
It is characterized in that：The base dimensions are length x width x thickness=2m × 0.04m × 0.04m.
7. a kind of goods stock dynamic weighing according to claim 6 and vehicle spindle-type detect integrated transducer device,
It is characterized in that：It is uniformly fixed on the pedestal to be equipped with 16 mounting brackets that ceramic pressure sensor is housed, and each installation
0.12m settings are spaced between holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820321046.7U CN207850508U (en) | 2018-03-09 | 2018-03-09 | A kind of goods stock dynamic weighing and vehicle spindle-type detect integrated transducer device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820321046.7U CN207850508U (en) | 2018-03-09 | 2018-03-09 | A kind of goods stock dynamic weighing and vehicle spindle-type detect integrated transducer device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207850508U true CN207850508U (en) | 2018-09-11 |
Family
ID=63410220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820321046.7U Active CN207850508U (en) | 2018-03-09 | 2018-03-09 | A kind of goods stock dynamic weighing and vehicle spindle-type detect integrated transducer device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207850508U (en) |
-
2018
- 2018-03-09 CN CN201820321046.7U patent/CN207850508U/en active Active
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